From 9d3e292ead8e354c836d0c4dcd25e0b4aa03486c Mon Sep 17 00:00:00 2001
From: Philipp Gesang <phg42.2a@gmail.com>
Date: Sun, 14 Apr 2013 19:23:40 +0200
Subject: add compatibility for luaotfload v.1

---
 lualibs-compat.lua | 29 +++++++++++++++++++++++++++++
 lualibs.lua        |  9 ++-------
 2 files changed, 31 insertions(+), 7 deletions(-)
 create mode 100644 lualibs-compat.lua

diff --git a/lualibs-compat.lua b/lualibs-compat.lua
new file mode 100644
index 0000000..cb9d8f0
--- /dev/null
+++ b/lualibs-compat.lua
@@ -0,0 +1,29 @@
+#!/usr/bin/env texlua
+
+local stringgsub  = string.gsub
+local stringlower = string.lower
+local next        = next
+local Ct, splitat = lpeg.Ct, lpeg.splitat
+
+--[[doc
+Needed by legacy luat-dum.lua.
+--doc]]--
+table.reverse_hash = function (h)
+    local r = { }
+    for k,v in next, h do
+        r[v] = stringlower(stringgsub(k," ",""))
+    end
+    return r
+end
+
+--[[doc
+Needed by legacy font-otn.lua.
+--doc]]--
+lpeg.splitters = { [" "] = Ct(splitat" ") }
+
+--[[doc
+Needed by legacy font-nms.lua.
+--doc]]--
+
+file.split_path    = file.splitpath
+file.collapse_path = file.collapsepath
diff --git a/lualibs.lua b/lualibs.lua
index 59d7907..4f354b5 100644
--- a/lualibs.lua
+++ b/lualibs.lua
@@ -52,18 +52,13 @@ loadmodule = _G.loadmodule or function (name, t)
   return true
 end
 
-local merged_suffix = "-merged.lua"
-
-local p_suffix      = lpeg.P".lua" * lpeg.P(-1)
-local p_nosuffix    = (1 - p_suffix)^0
-local p_hassuffix   = (p_nosuffix) * p_suffix
-local p_stripsuffix = lpeg.C(p_nosuffix) * p_suffix
-
 --[[doc--
 The separation of the “basic” from the “extended” sets coincides with
 the split into luat-bas.mkiv and luat-lib.mkiv.
 --doc]]--
 loadmodule"lualibs-basic.lua"
+loadmodule"lualibs-compat.lua" --- restore stuff gone since v1.*
+
 if load_extended == true then
   loadmodule"lualibs-extended.lua"
 end
-- 
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